Question

explain the misconception. for an equilateral prism angle of incidence and angle of refraction is always equal to angle of emergence​

Answer 1

Answer:

From geometry, r=90 ∘ −60 ∘=30 ∘

Using Snell's Law,

sini=μsinr= 3

​

sin30 ∘ =23

​

​

⟹i=60∘

Explanation: